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Douglasite is a mineral with the formula 2KCl FeCl2 2H2O.

Chemistry | 8th Edition | ISBN: 9780547125329 | Authors: Steven S. Zumdahl ISBN: 9780547125329 153

Solution for problem 111 Chapter 4

Chemistry | 8th Edition

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Chemistry | 8th Edition | ISBN: 9780547125329 | Authors: Steven S. Zumdahl

Chemistry | 8th Edition

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Problem 111

Douglasite is a mineral with the formula 2KCl FeCl2 2H2O. Calculate the mass percent of douglasite in a 455.0-mg sample if it took 37.20 mL of a 0.1000 M AgNO3 solution to precipitate all the Cl as AgCl. Assume the douglasite is the only source of chloride ion.

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Week 2 Psychology Class Notes Goals in Psychology: Measurement and description Understanding and prediction Hypothesis – test theories from different angles Variables Application and control Theory Brands Priming: affects behavior without thinking about it Scientific Methods Specify a hypothesis/theory Design a study – get opinion Collect data Analyze data Report the results Ways to Study Problems -­‐ Natural observation -­‐ Participant observation – the Doomsday Cult -­‐ Case study – The 3 Faces of Eve -­‐ Survey Method -­‐ Archival Research – going in past archives to see if you could find something -­‐ Correlational Research: the strength of the association between 2 variables o -­‐1 to 1 (closer to 0, the smaller the correlation) o positive to negative o prediction of the value of one from the other o causation: § ex. TV aggression in children § third variable problem -­‐ Experimental Research o Causation o Experimental group VS Control group o Independent and dependent variables o Random assignment and control is important § Confounding variables Potential confounds in research: -­‐ sampling bias: not representative of the population o generalizations -­‐ placebo effects -­‐ self report distortions o social desirability bias -­‐ Experimenter bias o clever hans

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Chapter 4, Problem 111 is Solved
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Textbook: Chemistry
Edition: 8
Author: Steven S. Zumdahl
ISBN: 9780547125329

Chemistry was written by and is associated to the ISBN: 9780547125329. The answer to “Douglasite is a mineral with the formula 2KCl FeCl2 2H2O. Calculate the mass percent of douglasite in a 455.0-mg sample if it took 37.20 mL of a 0.1000 M AgNO3 solution to precipitate all the Cl as AgCl. Assume the douglasite is the only source of chloride ion.” is broken down into a number of easy to follow steps, and 48 words. This textbook survival guide was created for the textbook: Chemistry, edition: 8. The full step-by-step solution to problem: 111 from chapter: 4 was answered by , our top Chemistry solution expert on 11/15/17, 04:25PM. Since the solution to 111 from 4 chapter was answered, more than 487 students have viewed the full step-by-step answer. This full solution covers the following key subjects: douglasite, ion, assume, calculate, chloride. This expansive textbook survival guide covers 22 chapters, and 2897 solutions.

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Douglasite is a mineral with the formula 2KCl FeCl2 2H2O.